What will the US$1.2 trillion infrastructure bill pay for? Here are some of the things it will help build, fix or remove.
Major international donors, including the US, China and UK, are pledging to stop funding fossil fuel projects overseas, but they aren’t making the equivalent cuts at home.
The new global air quality guidelines are the World Health Organization’s first update since 2005. Scientists know far more now about the serious risks these pollutants pose to human health.
Scientists debate the medical benefits of booster shots. But there’s another aspect to consider: bioethics.
More and more students want their universities to lead the way on sustainability issues. But are institutions doing enough to produce industry leaders who can meet that challenge?
Two urban policy experts explain why taking down highways that have isolated low-income and minority neighborhoods for decades is an important part of the pending infrastructure bill.
The high costs of the world's colossally unequal COVID-19 immunization rates.
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